Fort Randall Dam spillway, 1956, Pickstown, South Dakota, Missouri River
Fort Randall Dam spillway gates, 1956, Pickstown, South Dakota, Missouri River
Fort Randall Dam structures, 1956, Pickstown, South Dakota, Missouri River
Fort Randall Dam spillway wing wall, 1956, Pickstown, South Dakota, Missouri River
Big Bend Dam, spillway wing wall, 1963, Fort Thompson, South Dakota, Missouri River
Big Bend Dam, high voltage towers, 1963, Fort Thompson, South Dakota, Missouri River
Fort Peck Dam, 1940, Fort Peck, Montana, Missouri River
Ryan Dam powerhouse, 1915, near Great Falls, Montana, Missouri River
Morony Dam, 1930, near Great Falls, Montana, Missouri River
Holter Dam, 1918, 45 miles northeast of Helena, Montana, Missouri River
Old River Control Auxiliary Control Structure, 1986, near Simmesport, Louisiana, Mississippi River
Old River Control Auxiliary Control Structure detail, 1986, near Simmesport, Louisiana, Mississippi River
Old River Control Auxiliary Control Structure wing wall, 1986, near Simmesport, Louisiana, Mississippi River
Old River Control Structure, 1964, near Simmesport, Louisiana, Mississippi River
Old River Control Structure downstream flood gauge, 1964, near Simmesport, Louisiana, Mississippi River
Morganza Spillway detail, 1954, near Morganza Louisiana, Mississippi River
Overbank Control Structure, 1964, near Simmesport, Louisiana, Mississippi River
Old River Control Structure, outflow channel gabion revetment, 1980, near Simmesport, Louisiana, Mississippi River